Flexible Light Strips.

[Eclecticos]

Found some Flexible light strips over at SuperBrightLEDs.com (http://www.superbrightleds.com/specs/FLS.htm)
Can be cut in 2" segments. Good for stealth lighting applications.

Available in 23 colors, and RGB.
Click Here (http://www.superbrightleds.com/specs/FLS.htm) for full details.

http://img6.imageshack.us/img6/4715/fls30mm.jpg

[Oneslowz28]

These look like the same strips they use in those enermax fans you posted.

[rendermandan]

Those are the same led light strips I used in Dark Carbon.